Vulnerability · Published Oct 27, 2026 · Assigned by hackerone
CVE-2026-108140
Medium 5.9
In plain English
A medium-severity path traversal in Backup and Replication from Veeam. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 30% of all known vulnerabilities).
Severity (CVSS 4.0)5.9Medium
Exploit odds (30 days)0.4%top 70.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A vulnerability allowing an authenticated user with the Restore Operator role, who also controls the contents of a backed-up NAS share, to write attacker-controlled files to an arbitrary path on the backup server through relative path traversal.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Veeam | Backup and Replication | 13.0 – before 13.0.313.1 – before 13.1.2 |
Weakness: CWE-22 · Vector: CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N